/* ===========================================================
   TCL × iAgency — AI Video Voiceover Proposal
   Design tokens (shared visual language with the TCL review site)
=========================================================== */
:root{
  --red: #d2000d;
  --red-dim: #a5000a;
  --red-bright: #ff2233;
  --gray: #666666;
  --gray-mid: #8a8a8a;
  --gray-soft: #b7b7b7;
  --gray-line: #dcdcdc;
  --ink: #131313;
  --white: #ffffff;
  --offwhite: #f4f3f2;

  --font-display: 'Montserrat', sans-serif;
  --font-mono: 'Montserrat', sans-serif;

  --ease: cubic-bezier(.22,.68,.36,1);
  --dur-s: .25s;
  --dur-m: .5s;
  --dur-l: .9s;

  --radius: 18px;
  --radius-sm: 12px;
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; scrollbar-width: none; -ms-overflow-style: none; }
html::-webkit-scrollbar{ display: none; width: 0; height: 0; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *,*::before,*::after{ animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}

body{
  margin: 0;
  font-family: var(--font-display);
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
ul,ol{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4,p{ margin:0; }

::selection{ background: var(--red); color: #fff; }
a:focus-visible, button:focus-visible{
  outline: 2px solid var(--red);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ===========================================================
   Section shell
=========================================================== */
.section{ position: relative; padding: 100px 0; background: var(--white); }
.section-inner{ max-width: 980px; margin: 0 auto; padding: 0 24px; }
#proposal{ padding-bottom: 30px; }

/* ===========================================================
   Hero — full-bleed preloader video, no copy, no header
=========================================================== */
.section--hero{
  padding: 0;
  height: 100vh;
  min-height: 100vh;
  overflow: hidden;
  background: #000;
}
@supports (height: 100dvh){
  .section--hero{ height: 100dvh; min-height: 100dvh; }
}
.hero-video{ width: 100%; height: 100%; object-fit: cover; display: block; }
.hero-scroll-cue{
  position: absolute;
  left: 50%;
  bottom: 34px;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: #fff;
  z-index: 3;
  animation: cue-bob 2.4s ease-in-out infinite;
}
.hero-scroll-cue span{
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  opacity: .85;
}
.hero-scroll-cue svg{ width: 16px; height: 16px; opacity: .85; }
@keyframes cue-bob{
  0%, 100%{ transform: translate(-50%, 0); }
  50%{ transform: translate(-50%, 8px); }
}

/* ===========================================================
   Reveal-on-scroll
=========================================================== */
[data-reveal]{
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--dur-l) var(--ease), transform var(--dur-l) var(--ease);
}
[data-reveal].is-visible{ opacity: 1; transform: translateY(0); }

/* ===========================================================
   Proposal header block
=========================================================== */
.proposal-meta{
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}
.proposal-date{
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--gray);
}
.eyebrow{
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 16px;
  display: inline-block;
}

.chapter-title{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 5vw, 54px);
  line-height: 1.06;
  letter-spacing: -.015em;
  color: var(--red);
  margin-bottom: 14px;
}
.chapter-subtitle{
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(17px, 1.8vw, 20px);
  line-height: 1.5;
  color: var(--ink);
  max-width: 640px;
}
.chapter-head{ margin-bottom: 44px; }

/* ===========================================================
   Cards
=========================================================== */
.card{
  background: #fff;
  border: 1px solid rgba(102,102,102,.14);
  border-radius: var(--radius);
}
.card--text{
  padding: 36px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--gray);
  margin-bottom: 48px;
}
.card--text p{ text-align: justify; }
.card--text p + p{ margin-top: 16px; }
.card--text .greeting{
  font-family: var(--font-display);
  font-weight: 700;
  font-style: italic;
  font-size: 22px;
  color: var(--ink);
  margin-bottom: 18px;
  display: block;
}

/* ===========================================================
   Accent / countries strip
=========================================================== */
.accent-strip{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 48px;
}
.accent-chip{
  padding: 22px 18px;
  text-align: center;
  transition: border-color var(--dur-s) var(--ease), transform var(--dur-s) var(--ease);
}
.accent-chip:hover{ border-color: var(--red); transform: translateY(-3px); }
.accent-chip__flag{ font-size: 30px; line-height: 1; margin-bottom: 10px; }
.accent-chip__country{
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14.5px;
  color: var(--ink);
  margin-bottom: 4px;
}
.accent-chip__note{
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--gray-mid);
}

/* ===========================================================
   Pricing table
=========================================================== */
.pricing-table-wrap{
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(102,102,102,.14);
  margin-bottom: 24px;
}
.pricing-table{
  width: 100%;
  min-width: 440px;
  border-collapse: collapse;
  font-size: 15px;
}
.pricing-table th, .pricing-table td{
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid rgba(102,102,102,.14);
}
.pricing-table th:nth-child(2), .pricing-table td:nth-child(2),
.pricing-table th:nth-child(3), .pricing-table td:nth-child(3){
  text-align: center;
}
.pricing-table th{
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--gray);
  background: var(--offwhite);
}
.pricing-table td{ color: var(--ink); font-variant-numeric: tabular-nums; }
.pricing-table td:first-child{ font-weight: 600; }
.pricing-table tbody tr:last-child td{ border-bottom: none; }
.pricing-table tbody tr:hover{ background: var(--offwhite); }
.pricing-table tr.total-row td{
  font-weight: 800;
  background: rgba(210,0,13,.05);
  color: var(--red);
  border-top: 2px solid rgba(210,0,13,.25);
}
.pricing-table tr.total-row td:first-child{ color: var(--red); }

.total-summary{
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
  padding: 32px 36px;
  max-width: 420px;
  margin: 0 auto;
  background-image: radial-gradient(120% 200% at 12% 0%, var(--red-bright) 0%, var(--red) 55%, var(--red-dim) 100%);
  border-radius: var(--radius);
  color: #fff;
}
.total-summary__value{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 4vw, 40px);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.kpi-number{ font-variant-numeric: tabular-nums; }
.total-summary__label{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 12.5px;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: #fff;
  background: rgba(255,255,255,.16);
  padding: 8px 18px;
  border-radius: 100px;
}

.legal-notes{
  max-width: 480px;
  margin: 20px auto 0;
  text-align: center;
}
.legal-notes__title{
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 12.65px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--gray-mid);
  margin-bottom: 6px;
}
.legal-notes__list{
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  text-align: left;
  list-style: none;
}
.legal-notes__list li{
  font-size: 13.8px;
  line-height: 1.6;
  color: var(--gray-mid);
  padding-left: 14px;
  position: relative;
}
.legal-notes__list li::before{
  content: "*";
  position: absolute;
  left: 0;
}

.subsection{ margin-top: 56px; }

/* ===========================================================
   Closing
=========================================================== */
.section--closing{
  min-height: 92vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding: 40px 0 100px;
}
.closing-glow{
  position: absolute;
  left: 50%; top: 50%;
  width: 70vw; height: 70vw;
  transform: translate(-50%,-50%);
  background: radial-gradient(circle, rgba(210,0,13,.09) 0%, transparent 62%);
  pointer-events: none;
}
.closing-inner{ position: relative; z-index: 2; display: flex; flex-direction: column; align-items: center; }
.closing-title{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(32px, 5vw, 60px);
  line-height: 1.1;
  color: var(--red);
  margin-bottom: 18px;
}
.closing-sub{
  font-size: 17px;
  color: var(--gray);
  margin-bottom: 56px;
  max-width: 460px;
}

/* Letterhead footer — mirrors the proposal's PDF letterhead */
.letterhead{
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}
.letterhead-brand{
  display: flex;
  align-items: center;
}
.letterhead-logo{ width: auto; object-fit: contain; }
.letterhead-logo--tcl{ height: 104px; margin-right: 26px; }
.letterhead-logo--iagency{ height: 120px; margin-left: -14px; }
.letterhead-x{ font-family: var(--font-display); font-size: 30px; color: var(--gray-line); margin: 0 6px; }
.letterhead-details{
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .03em;
  color: var(--gray-mid);
}
.letterhead-details span{ white-space: nowrap; }

/* ===========================================================
   Responsive
=========================================================== */

/* Tablet (portrait & landscape) */
@media (max-width: 1024px){
  .section-inner{ max-width: 700px; }
  .section{ padding: 84px 0; }
  .accent-strip{ gap: 12px; }
  .accent-chip{ padding: 18px 14px; }
}

/* Phones */
@media (max-width: 720px){
  .section{ padding: 72px 0; }
  .section-inner{ padding: 0 22px; }
  .card--text{ padding: 26px; }
  .card--text .greeting{ font-size: 19px; }
  .accent-strip{ grid-template-columns: repeat(2, 1fr); }
  .pricing-table{ font-size: 12.5px; min-width: 0; }
  .pricing-table th, .pricing-table td{ padding: 10px 8px; }
  .total-summary{ padding: 26px 28px; max-width: 320px; }
  .closing-sub{ padding: 0 12px; }
  .letterhead-logo--tcl{ height: 68px; margin-right: 16px; }
  .letterhead-logo--iagency{ height: 78px; margin-left: -8px; }
  .letterhead-details{ flex-direction: column; align-items: center; gap: 4px; }
}

/* Small phones */
@media (max-width: 380px){
  .accent-strip{ grid-template-columns: 1fr 1fr; gap: 10px; }
  .accent-chip{ padding: 16px 10px; }
  .accent-chip__flag{ font-size: 26px; }
  .total-summary__value{ font-size: 34px; }
  .total-summary__label{ font-size: 12.5px; padding: 9px 16px; }
}